/** 
 
Copyright 2013 Intel Corporation, All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. 
*/ 

package com.intel.cosbench.utils;

import java.util.*;

public class MapRegistry<T extends MapRegistry.Item> implements Iterable<T> {

    public static interface Item {

        public String getName();

    }

    protected Map<String, T> registry;

    public MapRegistry() {
        Map<String, T> registry = new LinkedHashMap<String, T>();
        this.registry = registry;
    }

    public int getSize() {
        return registry.size();
    }

    public void addItem(T item) {
        registry.put(item.getName(), item);
    }

    public T getItem(String name) {
        return registry.get(name);
    }

    public Collection<T> getAllItems() {
        return registry.values();
    }

    @Override
    public Iterator<T> iterator() {
        return registry.values().iterator();
    }

}
